Home / 42,781.87-59,015.28-24,874.90

Finding the Fourth Proportional to 42,781.87, 59,015.28 and 24,874.90

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Solution

The fourth proportional to 42,781.87, 59,015.28 and 24,874.90 is: 34,313.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,781.87 : 59,015.28 = 24,874.90 : x
  2. Step 2: Convert to fraction form
    42,781.87/59,015.28 = 24,874.90/x
  3. Step 3: Cross multiply
    42,781.87x = 59,015.28 × 24,874.90
  4. Step 4: Simplify right side
    42,781.87x = 1,467,998,893.40
  5. Step 5: Solve for x
    x = 1,467,998,893.40/42,781.87
  6. Step 6: Final answer
    x = 34,313.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.